[INFO] fetching crate filemagic 0.12.3... [INFO] checking filemagic-0.12.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate filemagic 0.12.3 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate filemagic 0.12.3 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate filemagic 0.12.3 [INFO] finished tweaking crates.io crate filemagic 0.12.3 [INFO] tweaked toml for crates.io crate filemagic 0.12.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5853de9023c2431ddeab129a11624f5ab157fdc5d72e5e32da9746af8429ff7 [INFO] running `Command { std: "docker" "start" "-a" "f5853de9023c2431ddeab129a11624f5ab157fdc5d72e5e32da9746af8429ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5853de9023c2431ddeab129a11624f5ab157fdc5d72e5e32da9746af8429ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5853de9023c2431ddeab129a11624f5ab157fdc5d72e5e32da9746af8429ff7", kill_on_drop: false }` [INFO] [stdout] f5853de9023c2431ddeab129a11624f5ab157fdc5d72e5e32da9746af8429ff7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54df570f237442541f1206873938b626586e3e1ca33ebb44dd1ee5496768aa9b [INFO] running `Command { std: "docker" "start" "-a" "54df570f237442541f1206873938b626586e3e1ca33ebb44dd1ee5496768aa9b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking filemagic v0.12.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/api.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | /// libmagic declarations [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | #[link(name = "magic")] [INFO] [stdout] 8 | / extern "C" { [INFO] [stdout] 9 | | pub fn magic_open(flags: c_int) -> *const Magic; [INFO] [stdout] 10 | | pub fn magic_close(cookie: *const Magic); [INFO] [stdout] 11 | | pub fn magic_error(cookie: *const Magic) -> *const c_char; [INFO] [stdout] ... | [INFO] [stdout] 26 | | ) -> c_int; [INFO] [stdout] 27 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern blocks [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/api.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | /// libmagic declarations [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | #[link(name = "magic")] [INFO] [stdout] 8 | / extern "C" { [INFO] [stdout] 9 | | pub fn magic_open(flags: c_int) -> *const Magic; [INFO] [stdout] 10 | | pub fn magic_close(cookie: *const Magic); [INFO] [stdout] 11 | | pub fn magic_error(cookie: *const Magic) -> *const c_char; [INFO] [stdout] ... | [INFO] [stdout] 26 | | ) -> c_int; [INFO] [stdout] 27 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern blocks [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/macros.rs:17:64 [INFO] [stdout] | [INFO] [stdout] 17 | .and_then(|magic| magic.load::<&str>(&[]).and_then(|_| Ok(magic))) [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | assert!(magic!().is_ok()); [INFO] [stdout] | -------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `magic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/macros.rs:25:69 [INFO] [stdout] | [INFO] [stdout] 25 | .and_then(|magic| magic.load($magic_databases).and_then(|_| Ok(magic))) [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | magic!(,&vec!["data/db-images-png"]).is_ok() [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `magic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/macros.rs:29:69 [INFO] [stdout] | [INFO] [stdout] 29 | .and_then(|magic| magic.load($magic_databases).and_then(|_| Ok(magic))) [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | / magic!( [INFO] [stdout] 81 | | Flags::NONE | Flags::ERROR, [INFO] [stdout] 82 | | &vec!["data/db-images-png"] [INFO] [stdout] 83 | | ).is_ok() [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `magic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/macros.rs:17:64 [INFO] [stdout] | [INFO] [stdout] 17 | .and_then(|magic| magic.load::<&str>(&[]).and_then(|_| Ok(magic))) [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:89:18 [INFO] [stdout] | [INFO] [stdout] 89 | let cookie = magic!().unwrap(); [INFO] [stdout] | -------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `magic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/macros.rs:17:64 [INFO] [stdout] | [INFO] [stdout] 17 | .and_then(|magic| magic.load::<&str>(&[]).and_then(|_| Ok(magic))) [INFO] [stdout] | ----- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] ::: src/tests.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | let cookie = magic!().unwrap(); [INFO] [stdout] | -------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `magic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `filemagic` (lib test) due to 6 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "54df570f237442541f1206873938b626586e3e1ca33ebb44dd1ee5496768aa9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54df570f237442541f1206873938b626586e3e1ca33ebb44dd1ee5496768aa9b", kill_on_drop: false }` [INFO] [stdout] 54df570f237442541f1206873938b626586e3e1ca33ebb44dd1ee5496768aa9b